201316647

素因数分解:

$3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1521

約数の個数: 40

約数和(自身を含む): 329845760

約数和(自身を除く): 128529113

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 1471, 2401, 2793, 4413, 6517, 7203, 10297, 19551, 27949, 30891, 45619, 72079, 83847, 136857, 195643, 216237, 504553, 586929, 1369501, 1513659, 3531871, 4108503, 9586507, 10595613, 28759521, 67105549, 201316647]

約数ペア:

[(1, 201316647), (3, 67105549), (7, 28759521), (19, 10595613), (21, 9586507), (49, 4108503), (57, 3531871), (133, 1513659), (147, 1369501), (343, 586929), (399, 504553), (931, 216237), (1029, 195643), (1471, 136857), (2401, 83847), (2793, 72079), (4413, 45619), (6517, 30891), (7203, 27949), (10297, 19551)]